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Which of the following are the correct :...

Which of the following are the correct :

A

A Catalyst remains unchanged in mass and chemical composition at the end of reactions.

B

Finely devided state of catalyst is more efficient for the reactions.

C

Catalyst change equilibrium state of the reaction.

D

A catalyst changes the entropy and the free energy of a reaction.

Text Solution

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The correct Answer is:
A, B
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